1687504

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 80

約数和(自身を含む): 4305280

約数和(自身を除く): 2617776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 61, 76, 91, 104, 112, 122, 133, 152, 182, 208, 244, 247, 266, 304, 364, 427, 488, 494, 532, 728, 793, 854, 976, 988, 1064, 1159, 1456, 1586, 1708, 1729, 1976, 2128, 2318, 3172, 3416, 3458, 3952, 4636, 5551, 6344, 6832, 6916, 8113, 9272, 11102, 12688, 13832, 15067, 16226, 18544, 22204, 27664, 30134, 32452, 44408, 60268, 64904, 88816, 105469, 120536, 129808, 210938, 241072, 421876, 843752, 1687504]

約数ペア:

[(1, 1687504), (2, 843752), (4, 421876), (7, 241072), (8, 210938), (13, 129808), (14, 120536), (16, 105469), (19, 88816), (26, 64904), (28, 60268), (38, 44408), (52, 32452), (56, 30134), (61, 27664), (76, 22204), (91, 18544), (104, 16226), (112, 15067), (122, 13832), (133, 12688), (152, 11102), (182, 9272), (208, 8113), (244, 6916), (247, 6832), (266, 6344), (304, 5551), (364, 4636), (427, 3952), (488, 3458), (494, 3416), (532, 3172), (728, 2318), (793, 2128), (854, 1976), (976, 1729), (988, 1708), (1064, 1586), (1159, 1456)]